JP2002306400A - Electronic endoscopic surgery device - Google Patents

Abstract

(57) [Problem] To reduce the number of cables connecting each device constituting an electronic endoscope operation device. An electronic endoscope unit includes a screen display unit, a processor unit, and a scope unit. The electronic endoscope unit 20 is mounted on the base 44. The base 44 is fixed to the first arm 411. The first arm 411 is connected to a second arm 412 movably fixed to the cart body 42. A light source unit is provided in the cart body 42. A light guide and a power supply cable are provided in the arm portion 41. The light from the light source unit is sent to the electronic endoscope unit 20 via the light guide. Power cable 4
The power from the power supply 21 is sent to the electronic endoscope unit 20 via a power supply cable.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an electronic endoscopic surgical apparatus used for an endoscopic surgical operation.

[0002]

2. Description of the Related Art Conventionally, as an operation which can be treated with less invasiveness than a surgical laparotomy, a small hole is formed in two or three places in a living body, and a scope and a surgical instrument are inserted into the small hole. 2. Description of the Related Art Surgery is known, and an electronic endoscopic surgical apparatus used for the operation has been developed. Such an electronic endoscopic surgical apparatus has a scope, a processor that performs various processes on images captured by the scope, an image display device (monitor) that displays the images, and the like. It is configured by connecting.

[0003] Since the electronic endoscopic surgical apparatus is used in an operating room where cleanliness is required, various devices and cables constituting the electronic endoscopic surgical apparatus require preparatory work such as sterilization prior to surgery. It is. As a preparation work, treatments such as applying a medicine to each device and sterilizing it, or putting a sterilized cover on the device are performed, but it is troublesome to perform such preparation work on each device and cables. However, there has been a problem that endoscopic surgery cannot be started quickly.

[0004]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and comprises an electronic endoscopic surgical apparatus composed of a plurality of apparatuses, which reduces the time and labor required for preparation work. It is an object of the present invention to obtain an electronic endoscopic surgical apparatus capable of being operated.

[0005]

An electronic endoscopic surgical apparatus according to the present invention comprises: an irradiating section for irradiating a living body with irradiation light; and a reflected light from the inside of the living body, and a pixel signal corresponding to the amount of received light. An electronic unit including a scope unit having an imaging sensor for outputting, a processor unit for performing predetermined image processing on a pixel signal and outputting the image signal as a video signal, and an image display unit for displaying an image of a living body according to the video signal An endoscope unit is provided. Thus, since each device constituting the electronic endoscope is integrated, it is not necessary to connect with cables. In addition, a light emitting unit for lighting light guided to the irradiation unit is provided. An arm unit that holds the electronic endoscope unit movably in a predetermined direction, and a cart that includes a cart body that holds the arm unit.
The electronic endoscope unit is easily moved and fixed by the cart.

[0006] Preferably, the light emitting means is installed in the cart body. Thus, there is no need to provide a light emitting means on the unit side. In this case, the arm unit further includes a first light guide for guiding light from the light emitting means to the electronic endoscope endoscope unit, and the electronic endoscope unit includes a second light guide for guiding light to the irradiation unit. Is further provided. That is, it is desirable to have a configuration for guiding light from the cart side to the unit side.

[0007] When the light emitting means is installed in the cart body, for example, the arm portion further has a base on which the electronic endoscope unit is mounted, and the emission end of the first light guide is arranged on the base. A second surface is provided on a predetermined surface of the endoscope unit.
And an electronic endoscope unit is mounted on the base in a state where the emission end of the first light guide and the incidence end of the second light guide are optically connected to each other. .

[0008] Preferably, the light emitting means is provided at the tip of the scope section. In this case, there is no need to provide a light guide as compared with the case where the light emitting means is installed on the cart side.

[0009] For example, an image display unit is arranged on the upper surface of the electronic endoscope unit. This makes it possible to observe the position of the screen display unit and the position to be operated in the same gaze direction,
Surgery can be performed smoothly.

For example, the arm portion further includes a base on which the electronic endoscope unit is mounted, and a cart-side power contact for supplying electric power from a cart to the electronic endoscope unit is disposed on the base. A unit-side power contact for supplying power is arranged on a predetermined surface of the endoscope unit, and the electronic endoscope unit is mounted on the base with the cart-side power contact and the unit-side power contact electrically connected. Is placed. That is, it is preferable that the power supply be provided on the cart side and the power from this power supply be supplied to the electronic endoscope endoscope unit side.

[0011] Preferably, the arm portion has a first arm for holding the electronic endoscope unit, a second arm fixed vertically and horizontally movably to the cart body, and a first arm. And a joint for rotatably connecting the second arm to the second arm in a predetermined direction. Thus, the electronic endoscope unit can be moved while being held by the arm.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a schematic diagram showing a bird's-eye view of the operation using the electronic endoscope operation apparatus according to the first embodiment. The electronic endoscope operation apparatus is an electronic endoscope unit 2
0 and a cart 40 for holding the electronic endoscope unit 20 movably.

A patient 11 is laid on an operating table 10, and an operator 12 stands beside the patient 11. Operating table 10
The cart 40 is installed on the opposite side of the operator 12 across the, and the assistant 13 stands at a position where the cart 40 can be operated.
Around the operating table 10, an anesthesia machine 50 and a mounting table 60 for mounting a surgical instrument (not shown) are arranged. An assistant 15 stands.

An electronic endoscope unit 20 is installed above the vicinity of the chest, which is the surgical site of the patient 11. The electronic endoscope unit 20 is held by the arm portion 41 of the cart 40 and is fixed at a position separated from the operation site of the patient 11 by a predetermined interval. An image display unit 21 is provided on the upper surface of the electronic endoscope unit 20, and the operator 12 can observe the image display unit 21.

The arm section 41 includes a first arm 411 and a second arm 411.
Arm 412. A base described later is fixed to the distal end of the first arm 411, and the electronic endoscope unit 20 is held by the base. On the other hand, the second arm 4
12 is held at an end by an arm holding portion 43 fixed to the cart body 42. The connecting portion between the second arm 412 and the arm holding portion 43 is provided with a known horizontal sliding mechanism and a vertical sliding mechanism (not shown). It can be moved vertically. Thus, the position of the electronic endoscope unit 20 can be changed and fixed by moving the arm 41 according to the surgical site of the patient 11.
The first arm 411 and the second arm 412 are connected to a joint 413.
Are joined by

FIG. 2 is a view schematically showing a state of the operation of FIG. 1 viewed from the side. Electronic endoscope unit 20
Is a processor unit 22 having an image display unit 21 (see FIG. 1) on an upper surface 201, and a scope unit 2 inserted into a living body.
And 3. The scope unit 23 is provided on a surface (bottom surface) 202 of the processor unit 22 opposite to the top surface 201 on which the image display unit 21 is provided. The scope section 23 is a so-called rigid mirror, and has a cylindrical shape extending from substantially the center of the bottom surface 202.

The base 44 fixed to the tip of the first arm 411 has a base surface 441 having substantially the same shape and dimensions as the bottom surface 202 of the processor section 22. At the time of the endoscopic surgical operation, the base 44 is set above the operation site B by the movable arm 41, and the electronic endoscope unit 20 is mounted on the base surface 441 as shown by a broken line in the figure. Is done.

The first arm 411 is connected by a joint 413
The second arm 412 is connected to be rotatable in a direction to stand vertically. That is, the first arm 411 can be flipped up to a position indicated by a two-dot chain line in the drawing (a position substantially 90 ° with respect to the second arm 413). When observation of an image is unnecessary, the electronic endoscope unit 20 can be retracted by flipping up the first arm 411.

At the lower side of the second arm 412, a joint 41 is provided.
A hydraulic support portion 414 is provided extending from 3 to the arm holding portion 43 in parallel with the second arm 412. The hydraulic arm 414 prevents the second arm 412, which is held movably in the vertical direction as described above, from falling downward due to its own weight.

A light source unit (not shown) is provided in the cart body 42.
Is provided, and the light from the light source travels through a light guide described later and is emitted from the distal end of the scope section 23. A power cable 421 is connected from the back (right side in the figure) of the cart body 42.
Extends. The power cable 421 can be connected to a commercial power source, and the electronic endoscope operating apparatus operates with power supplied from the commercial power source. Casters 422 are installed at the four corners of the bottom surface (lower side surface in the figure) of the cart main body 42, so that the entire electronic endoscope operation apparatus can be easily moved. The caster 422 is provided with a stopper (not shown) for preventing unexpected movement.

The patient 11 is provided with a scope section insertion hole 111 and a surgical instrument insertion hole 112 extending in the direction of the surgical site B. The trocar 70 is passed through the scope section insertion hole 111. The trocar 70 is inserted through the scope section 23 of the electronic endoscope unit 20 and reaches the operation site B. Similarly, the trocar 7 is inserted into the surgical instrument insertion hole 112.
The surgical instrument 61 is inserted into the trocar 71, and a predetermined treatment is performed.

The arm 41 and the cart body 42 for holding the electronic endoscope unit 20 movably in this manner provide
The electronic endoscope unit 20 can be moved according to the operation site B. Further, since the image display unit 21 is provided on the upper surface 201 of the electronic endoscope unit 20 (processor unit 22), the operator 12 can perform an endoscopic surgery while looking at the direction of the operation site B. That is, the surgical instrument 61
Therefore, the position where the treatment is performed and the position where the image is observed by the image display unit 21 can be set in the same direction, so that the operator 12 can perform the endoscopic surgery without any discomfort.

Next, the electronic endoscope unit 20 will be described with reference to FIGS. FIG. 3 shows the image display unit 21.
FIG. 2 is a perspective view showing the electronic endoscope unit 20 with the upper side.

The processor section 22 has a substantially rectangular parallelepiped shape.
The image display unit 21 provided integrally with the processor unit 22 at the center of the upper surface 201 of the processor unit 22 is, for example, a liquid crystal display having substantially the same shape and the same size (about 14 inch size) as A4 size paper. .

FIG. 4 is a perspective view showing the electronic endoscope unit 20 with the image display section 21 on the lower side. Processor 2
2 scope part 23 having a perfect circular cross section extending from bottom surface 202
Has an outer diameter D1. Two cylindrical holes 230 and 231 are provided in the end face 23A of the scope section 23. One cylindrical hole 230 has an image sensor 232 for photographing a surgical site B.
Are fitted. The other cylindrical hole 231 has an emission end 233A.
A unit-side light guide (second light guide) 233 that guides light to the light source is fitted. Unit side light guide 233
Is the bottom surface 202 of the processor unit 22 from the end surface 23A of the scope unit 23 through the scope unit 23 and the processor 22.
It extends to the unit-side connector portion 24 at the edge.

The unit-side connector section 24 is provided with a cylindrical hole 241 connected to the cylindrical hole 231 of the scope section 23, and the unit-side light guide 233 extending from the end face 23A of the scope section 23 is fitted therein. Light that has entered the end (incident end) 233B of the unit-side light guide 233 on the unit-side connector portion 24 side is guided to the exit end 233A side.

The unit-side connector section 24 is provided with a unit-side contact 242 on the side of the cylindrical hole 241. The unit side contact 242 has a predetermined shape. When the unit side contact 242 and the cart side contact described later are electrically connected, the electronic endoscope unit 2 is connected from the cart 40 side.
Power is supplied to the 0 side, and a predetermined signal is transmitted and received between the electronic endoscope unit 20 side and the cart 40 side.

Next, the base 44 will be described with reference to FIG. FIG. 5 is a perspective view of the base 44. Base surface 44
An insertion hole 442 is provided at the center of 1. This insertion hole 4
The inner diameter D2 of 42 is slightly larger than the outer diameter D1 of the scope section 23. The scope section 23 is inserted through the insertion hole 442, and the electronic endoscope unit 20 is mounted on the base 44. As described above, the electronic endoscope unit 20 can be easily inserted through the insertion hole 442 of the scope section 23.
Is held on the base 44. Therefore, the detachment of the electronic endoscope unit 20 is also easy.

At the edge of the base surface 441, a cart side connector 45 is provided. The cart side connector part 45 is provided corresponding to the unit side connector part 24. That is, in a state where the electronic endoscope unit 20 is placed on the base 44, the cart-side contact 451 is arranged at a position facing the unit-side contact 242 and electrically connected thereto. At the position optically connected to the entrance end 233B, the cart-side light guide (first
The light guide 423 has a cylindrical hole 452 fitted therein.

The cart side contact 451 is the unit side contact 2
42 having a shape corresponding to the shape of the power supply cable 421.
(See FIG. 2) is a member that supplies electric power from the electronic endoscope unit 20 side and transmits and receives a predetermined signal between the electronic endoscope unit 20 side and the cart 40 side. The cart-side light guide 423 extends through the base 44 and the arm 41 to the cart body 42 (see FIGS. 1 and 2).
It is optically connected to a light source (not shown) provided in the cart body 42. Accordingly, light from a light source unit (not shown) provided in the cart body 42 is guided to the incident end 233B of the unit-side light guide 233 provided in the electronic endoscope unit 20.

With the above configuration, the electronic endoscope unit 20 and the cart 40 (light source unit,
Power supply) is electrically and optically connected. Since the electronic endoscope unit 20 can be easily fixed to and removed from the base 44, for example, the bottom surface 202 of the electronic endoscope unit 20,
The base surface 441 of the base 44 can be easily sterilized.

FIG. 6 is a block diagram of an electronic endoscope operating apparatus to which the first embodiment is applied. In the first embodiment, a frame sequential method is adopted as an imaging method.

An objective optical system and a C
An image sensor 232 including a CD (Charge Coupled Device) is provided. A unit-side light guide 233 is inserted into the scope unit 23 and the processor 22.
When the electronic endoscope unit 20 is placed on the base 44,
The entrance end 233B of the unit side light guide 233 is optically connected to the exit end 423A of the cart side light guide 423 provided on the base 44. The cart-side light guide 423 is connected to the cart body 42
Extend to the light source section 424 provided therein. Light source section 424
Includes a white light source such as a xenon lamp or a halogen lamp. Incident end 423 of cart side light guide 423
An RGB rotation filter 425 is provided between B and the light source unit 424.
Is provided.

The RGB rotation filter 425 has a disk shape and is provided with a red (R) filter at predetermined intervals in the circumferential direction.
A green (G) filter and a blue (B) filter are provided. When the light source unit 424 emits light,
The rotation filter 425 rotates at a predetermined rotation speed. Thus, light of each color of RGB sequentially enters the incident end 423B of the cart side light guide 423. The light of each color of RGB is
The light is sequentially emitted from the emission end 233A of the scope unit 23 via the cart side light guide 423 and the unit side light guide 233.

The reflected light of each color of RGB emitted into the living body sequentially reaches the image sensor 232. Image sensor 23
An analog pixel signal for one frame of each color corresponding to the amount of received light of each color of RGB is sequentially output from the CCD in 2 and sent to the initial circuit 234 in the scope unit 23. C
The reading of the analog pixel signal from the CD is performed by the initial circuit 23.
4 is controlled by a CCD driver (not shown).

In the initial circuit 234, analog pixel signals are subjected to processing such as amplification processing and A / D conversion, and the processed digital pixel signals are sent to a signal processing circuit 221 in the processor unit 22. . In the signal processing circuit 221, a synchronizing signal is added to a digital pixel signal, and an image signal for one frame is generated. The image signal is subjected to white balance adjustment and the like, and the image signal processing circuit 2
22. The video signal processing circuit 222 performs processing such as contour enhancement and D / A conversion on the image signal,
The conversion processing of the NTSC composite video signal into a video signal is performed, and the converted signal is sent to the image display unit 21 as a video signal. The image display unit 21 displays an in-vivo image corresponding to the video signal.

The system control circuit 223 is a circuit for controlling the entire electronic endoscope operating apparatus, and includes a central processing unit (CPU) not shown. Control signals are sent from the system control circuit 223 to the initial circuit 234, the signal processing circuit 221, and the video signal processing circuit 222, and each circuit is controlled. The control signal from the system control circuit 223 is sent to the light source control circuit 426 provided in the cart body 42 via the unit side contact 242 and the cart side contact 451. Light source control circuit 426
Turns on the light source unit 424 according to the control signal.

The power supplied from the power cable 421 extending from the back of the cart body 42 is sent to a power circuit 428 in the cart body 42 and converted into DC power.
The DC power is sent to the cart side contact 451 via a power supply cable 427 provided in the arm 41. Electric power is supplied from the cart side contact 451 to the system control circuit 223 via the unit side contact 242. The system control circuit 223 supplies power to and drives each circuit.

As described above, in the first embodiment, the image display unit 21, the processor unit 22, and the scope unit 23 are formed as an integrated electronic endoscope unit, and cables for connecting each device constituting the electronic endoscope. Is not provided. Therefore, the labor of sterilizing each device and cables is reduced.
Further, since the light source unit 424 is provided on the cart 40, the size of the electronic endoscope unit 20 becomes relatively small, and the surgical site B
, The electronic endoscope unit 20 can be easily moved. As described above, according to the electronic endoscope operating apparatus of the present embodiment, the endoscopic surgical operation can be smoothly performed.

Next, a second embodiment will be described with reference to FIGS. 7, 8 and 9. FIG. The electronic endoscope operation apparatus according to the second embodiment includes an electronic endoscope unit 70 and a cart 80 as in the first embodiment. And unlike the first embodiment, no light source unit is provided in the cart 80,
A plurality of small light sources are provided at the tip of the scope unit 73.
Other configurations are substantially the same as those of the first embodiment, and the same components are denoted by the same reference numerals.

FIG. 7 is a perspective view showing a state in which the image display unit 21 of the electronic endoscope unit 70 to which the second embodiment is applied is directed downward. The scope unit 73 extends from the bottom surface 702 of the processor 72 and has a cylindrical shape with an outer diameter D1. Two cylindrical holes 730, 73 are provided in the end face 73A of the scope section 73.
1 is drilled. One cylindrical hole 730 has an image sensor 2
32 is fitted into the other cylindrical hole 73.
1 is fitted with a flat lens 71.

A unit-side connector 74 is provided at the edge of the bottom surface 702 of the processor 72. The unit-side connector 74 is a unit-side power contact 741 that supplies power from the cart 80 to the electronic endoscope unit 70.
Having.

Next, the base 84 will be described with reference to FIG. FIG. 8 is a perspective view of the base 84. As in the first embodiment, the base 84 includes a first
Is fixed to the tip of the arm 811. The base 84 has a base surface 841 having substantially the same shape and size as the bottom surface 702 of the electronic endoscope unit 70, and an insertion hole 442 through which the scope 73 is inserted is provided at the center of the base surface 841. .

At the edge on the base surface 841, a cart-side connector 85 is provided. The cart-side connector portion 85 is provided corresponding to the unit-side connector portion 74. When the electronic endoscope unit 70 is mounted on the base 84, the cart-side connector portion 85 faces the unit-side power contact 741 and is electrically connected thereto. The cart-side power contact 851 is disposed at a position where the cart contacts. Cart side power contact 851 is unit side power contact 74
1 and is a member that supplies power from the power cable 421 (see FIG. 2) to the electronic endoscope unit 70 side.

Unlike the first embodiment, the unit-side connector section 74 and the cart-side connector section 85 are not provided with an entrance end (exit end) of the light guide. In the second embodiment, the light source unit is on the side of the electronic endoscope unit 70 (the scope unit 7).
3), there is no need for a light guide for guiding light from the cart 80 side, and no light guide is provided in the processor 72 and the arm 81.

FIG. 9 is a block diagram of an electronic endoscope operating apparatus to which the second embodiment is applied. In the second embodiment, a simultaneous method is adopted as an imaging method.

A plurality of light emitting diodes 75 are arranged at the tip of the scope section 73. A transparent flat lens 71 is provided in front of the light emitting diode 75. The light emitting diode 75 is driven by an LED driver 76 in the processor unit 72, and light emitted from the light emitting diode 75 reaches the flat lens 71 and illuminates the inside of the living body. The light reflected in the living body reaches the image sensor 232. On the light receiving surface of the CCD, a complementary color filter (not shown) composed of each color of magenta, yellow, cyan, and green is provided. CCD
, A pixel signal corresponding to the color passing through the complementary color filter is read out and sent to the initial circuit 234. Initial circuit 234
In, the analog pixel signal is subjected to processing such as amplification processing and A / D conversion, and the signal processing circuit 221 generates an image signal for one frame. Video signal processing circuit 2
22 outputs the image signal to the image display unit 21, and the image display unit 21 displays an image of a living body corresponding to the image signal. The control of each circuit is performed by the system control circuit 223.

In the second embodiment, the light source section (light emitting diode 75) is not provided in the cart 80. Therefore, the cart 80 only supplies power to the electronic endoscope unit 70. The power supplied from the power cable 421 is sent to the power circuit 428 in the cart body 82 and converted into DC power. The DC power is supplied to the system control circuit 223 via the power supply cable 427, the cart-side power contact 851, and the unit-side power contact 741 provided in the arm 81. System control circuit 2
Electric power is supplied from 23 to each circuit.

The light source provided at the tip of the scope 23 is not limited to the light emitting diode 75, but may be any small lamp that can be attached to the tip of the scope 70.

In the second embodiment, the scope 7
The light emitting diode 75 is provided at the end of the light emitting diode 3.
May be guided to the end face 73A side and irradiated.

According to the second embodiment as described above, similarly to the first embodiment, the electronic endoscopic surgery apparatus is unitized, and the labor for sterilizing each device and cables is reduced. Further, in the second embodiment, a light source (light emitting diode 75) is provided at the distal end of the scope unit 73, and the light source unit is not provided in the cart 80. Therefore, the configuration of the cart 80 can be simplified.

In the first and second embodiments, the electric power is supplied from the commercial power supply by the power supply cable 421. However, a battery is installed in an electronic endoscope operating apparatus such as a cart, and thereby each circuit is driven. You may let it.

In the first and second embodiments, the scope unit 23
Is a rigid rigid scope, but a flexible endoscope having a movable scope tip may be used.

[0054]

As described above, according to the present invention, the electronic endoscopic surgical apparatus composed of a plurality of apparatuses is formed as an integrated unit. This unit does not require cables to connect each device. Therefore, it is possible to reduce the time and labor for preparation work such as sterilization processing for each device and cables.

[Brief description of the drawings]

FIG. 1 is a schematic view showing a bird's-eye view of an operation using an electronic endoscope operation apparatus.

FIG. 2 is a side view of FIG.

FIG. 3 is an external view illustrating the electronic endoscope unit according to the first embodiment with the screen display unit facing upward.

FIG. 4 is an external view showing the electronic endoscope unit according to the first embodiment with the screen display unit facing down.

FIG. 5 is an external view of a base according to the first embodiment.

FIG. 6 is a block diagram showing a circuit configuration of the electronic endoscope operating apparatus according to the first embodiment.

FIG. 7 is an external view illustrating an electronic endoscope unit according to a second embodiment with a screen display unit facing down.

FIG. 8 is an external view of a base according to the second embodiment.

FIG. 9 is a block diagram illustrating a circuit configuration of an electronic endoscope operation apparatus according to a second embodiment.

[Explanation of symbols]

Reference Signs List 20 electronic endoscope unit 21 image display section 22 processor section 23 scope section 24 unit side connector section 40 cart 41 arm section 42 cart body 44 base 45 cart side connector section 75 light emitting diode 233 unit side light guide (second light guide) ) 242 Unit side contact 411 First arm 412 Second arm 413 Joint 423 Cart side light guide (first light guide) 424 Light source unit 451 Cart side contact

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) G02B 23/24 G02B 23/24 AB 23/26 23/26 B H04N 5/225 H04N 5/225 C 5 / 335 5/335 Z 7/18 7/18 MF term (reference) 2H040 CA08 CA09 DA00 GA02 4C061 HH60 JJ06 NN10 5C022 AA09 AC06 AC26 AC42 AC61 AC66 AC75 AC77 5C024 BX02 CY48 DX01 EX21 EX54 5C054 AA01 CC07 CD03 CH02 CH07 EA EA07 FB03 HA12

Claims (7)

[Claims] A illuminating unit for irradiating the living body with irradiation light; a scope unit having an imaging sensor for receiving reflected light from the living body and outputting a pixel signal corresponding to a received light amount; An electronic endoscope unit including a processor unit that performs predetermined image processing on the image signal and outputs the image signal as a video signal, an image display unit that displays an image of a living body in accordance with the video signal, and light guided to the irradiation unit. An electronic endoscope comprising: a light-emitting means for turning on an electronic endoscope; an arm portion for holding the electronic endoscope unit so as to be movable in a predetermined direction; and a cart including a cart body holding the arm portion. Mirror surgery device. 2. The apparatus according to claim 2, wherein the light emitting unit is installed in the cart body, and the arm unit further includes a first light guide for guiding light from the light emitting unit to the electronic endoscope endoscope unit. An electronic endoscope unit for guiding light to the irradiation unit;
The light guide according to claim 1, further comprising:
The electronic endoscopic surgical device according to claim 1. 3. The electronic endoscope unit according to claim 3, wherein the arm portion further includes a base on which the electronic endoscope unit is mounted, and an emission end of the first light guide is disposed on the base. An entrance end of the second light guide is arranged on a predetermined surface, and the electronic endoscope unit optically connects an exit end of the first light guide and an entrance end of the second light guide. The electronic endoscopic surgical apparatus according to claim 2, wherein the electronic endoscopic surgical apparatus is mounted on the base in a state. 4. The electronic endoscope operating apparatus according to claim 1, wherein the light emitting means is provided at a tip of the scope. 5. The electronic endoscope operating apparatus according to claim 1, wherein the image display unit is disposed on an upper surface of the electronic endoscope unit. 6. The cart side electric power for supplying electric power from the cart to the electronic endoscope unit on the base, wherein the arm portion further has a base on which the electronic endoscope unit is mounted. A contact is arranged, a unit-side power contact for supplying the electric power is arranged on a predetermined surface of the electronic endoscope unit, and the electronic endoscope unit includes the cart-side power contact and the unit-side power contact. The electronic endoscope operating apparatus according to claim 1, wherein the electronic endoscope operating apparatus is mounted on the base in an electrically connected state. 7. A first arm for holding the electronic endoscope unit, a second arm fixed to the cart body so as to be movable in a vertical direction and a horizontal direction, and The apparatus according to claim 1, further comprising: a joint that connects the first arm to the second arm so as to be rotatable in a predetermined direction.